13256470920
13,256,470,920 is an even composite number composed of seven prime numbers multiplied together.
13256470920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 13256470920:
23 × 3 × 5 × 7 × 11 × 997 × 1439
(2 × 2 × 2 × 3 × 5 × 7 × 11 × 997 × 1439)See below for interesting mathematical facts about the number 13256470920 from the Numbermatics database.
Names of 13256470920
- Cardinal: 13256470920 can be written as Thirteen billion, two hundred fifty-six million, four hundred seventy thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 1.325647092 × 1010
Factors of 13256470920
Divisors of 13256470920
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 11 12 14 15 20 21 22 24 28 30 33 35 40 42 44 55 56 60 66 70 77 84 88 105 110 120 132 140 154 165 168 210 220 231 264 280 308 330 385 420 440 462 616 660 770 840 924 997 1155 1320 1439 1540 1848 1994 2310 2878 2991 3080 3988 4317 4620 4985 5756 5982 6979 7195 7976 8634 9240 9970 10073 10967 11512 11964 13958 14390 14955 15829 17268 19940 20146 20937 21585 21934 23928 27916 28780 29910 30219 31658 32901 34536 34895 39880 40292 41874 43170 43868 47487 50365 54835 55832 57560 59820 60438 63316 65802 69790 76769 79145 80584 83748 86340 87736 94974 100730 104685 109670 110803 119640 120876 126632 131604 139580 151095 153538 158290 164505 167496 172680 189948 201460 209370 219340 221606 230307 237435 241752 263208 279160 302190 307076 316580 329010 332409 379896 383845 402920 418740 438680 443212 460614 474870 554015 604380 614152 633160 658020 664818 767690 837480 886424 921228 949740 1108030 1151535 1208760 1316040 1329636 1434683 1535380 1662045 1842456 1899480 2216060 2303070 2659272 2869366 3070760 3324090 4304049 4432120 4606140 5738732 6648180 7173415 8608098 9212280 10042781 11477464 13296360 14346830 15781513 17216196 20085562 21520245 28693660 30128343 31563026 34432392 40171124 43040490 47344539 50213905 57387320 60256686 63126052 78907565 80342248 86080980 94689078 100427810 110470591 120513372 126252104 150641715 157815130 172161960 189378156 200855620 220941182 236722695 241026744 301283430 315630260 331411773 378756312 401711240 441882364 473445390 552352955 602566860 631260520 662823546 883764728 946890780 1104705910 1205133720 1325647092 1657058865 1893781560 2209411820 2651294184 3314117730 4418823640 6628235460 13256470920
- Sum of all divisors σ(n): 49666867200
- Sum of proper divisors (its aliquot sum) s(n): 36410396280
- 13256470920 is an abundant number, because the sum of its proper divisors (36410396280) is greater than itself. Its abundance is 23153925360
Bases of 13256470920
- Binary: 11000101100010010110110001100010002
- Hexadecimal: 0x31625B188
- Base-36: 638K6FC
Squares and roots of 13256470920
- 13256470920 squared (132564709202) is 175734021252805646400
- 13256470920 cubed (132564709203) is 2329612942392480019913402688000
-
The
square root of 13256470920 is 115136.7487816119 -
The
cube root of 13256470920 is 2366.6968958205
Scales and comparisons
How big is 13256470920?- 13,256,470,920 seconds is equal to 421 years, 26 weeks, 5 days, 9 hours, 2 minutes.
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To count from 1 to 13,256,470,920 would take you about eight hundred forty-three years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 13256470920 cubic inches would be around 197.2 feet tall.
Recreational maths with 13256470920
- 13256470920 backwards is 02907465231
- The number of decimal digits it has is: 11
- The sum of 13256470920's digits is 39
- More coming soon!
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